15. Rep. Markwayne Mullin, R-Oklahoma’s 2nd District
> Total campaign contributions from oil & gas industry: $1.03 million
> Current term ends: 2023 (running for U.S. Senate in 2022)
> Served in the U.S. House since: 2013
“I haven’t seen the reports that would get me to believe that anything’s different [with regards to climate change].” – Sierra Club, 8/9/2013
14. Sen. Pat Toomey, R-Pennsylvania
> Total campaign contributions from oil & gas industry: $1.07 million
> Current term ends: 2023 (not running for reelection)
> Served in the U.S. Senate since: 2011
“The extent to which that has been caused by human activity I think is not as clear.” – Business Insider, 4/29/2019
13. Sen. Steve Daines, R-Montana
> Total campaign contributions from oil & gas industry: $1.20 million
> Current term ends: 2027
> Served in the U.S. Senate since: 2015
“‘To suggest that it’s human-caused is not a sound scientific conclusion,’ he said. ‘There is a human component, here, but I think it’s important to recognize there are also natural trends, given the climate is always changing, it’s never static, it’s always increasing or decreasing.'” – Bozeman Daily Chronicle, 10/25/2019
12. Sen. Roy Blunt, R-Missouri
> Total campaign contributions from oil & gas industry: $1.21 million
> Current term ends: 2023 (not running for reelection)
> Served in the U.S. Senate since: 2011
“There isn’t any real science to say we are altering the climate path of the earth.” – The Washington Post, 11/3/2010
11. Sen. Kevin Cramer, R-North Dakota
> Total campaign contributions from oil & gas industry: $1.25 million
> Current term ends: 2025
> Served in the U.S. Senate since: 2019
“For me, it doesn’t matter. … That is why I’m trying … to find a middle ground.” – C-SPAN, 3/19/2017
